100210102021021 has 8 divisors (see below), whose sum is σ = 102656413669824. Its totient is φ = 97763893363680.

The previous prime is 100210102021009. The next prime is 100210102021033. The reversal of 100210102021021 is 120120201012001.

It is an interprime number because it is at equal distance from previous prime (100210102021009) and next prime (100210102021033).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100210102021021 - 2⁵ = 100210102020989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100210102020992 and 100210102021010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100210102021621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23776305 + ... + 27671878.

It is an arithmetic number, because the mean of its divisors is an integer number (12832051708728).

Almost surely, 2^{100210102021021} is an apocalyptic number.

It is an amenable number.

100210102021021 is a deficient number, since it is larger than the sum of its proper divisors (2446311648803).

100210102021021 is an equidigital number, since it uses as much as digits as its factorization.

100210102021021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51495731.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100210102021021 its reverse (120120201012001), we get a palindrome (220330303033022).

The spelling of 100210102021021 in words is "one hundred trillion, two hundred ten billion, one hundred two million, twenty-one thousand, twenty-one".